TiltView,5 Bins,5-3/8×23-5/8×6-1/2. Cabinets made of high-impact polystyrene; bins made of clear polystyrene. Can be used on a desktop; attached to steel rails, frames or louvered panels; and are wall mountable. Optional locking rod (sold separately) keeps bins closed and contents securely in place. Bins stay closed for dust-free storage.